Wizz Air and Ryanair both reported sharp year-on-year increases in passenger numbers last month.
Wizz Air carried 2.172 million passengers in November, a 376% increase on the same month in 2020.
The budget carrier said it flew at a 76.1% load factor as it “continued to grow its network and improve its customer offering”.
In a stock exchange announcement, it said it had carried 19.75 million passengers in the 12 months to November 30.
Last month, the Hungarian airline confirmed ambitions to grow to a 500-strong fleet by placing an order for 102 new fuel-efficient Airbus aircraft.
The deal, which could grow to 196 A321s, gives the budget carrier a backlog of 429 aircraft due for delivery.
The agreement incuded 27 A321XLR long-range twin jets, with deliveries between 2025 and 2027.
Ryanair carried 10.2 million passsengers in November, compared to two million in the same month last year.
The Irish carrier said it operated more than 62,300 flights during the month with an 86% load factor, compared to a 62% load factor in November 2020.